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page-cgroup: trivial cleanup

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Add forward declarations for struct pglist_data, mem_cgroup.

Remove __init, __meminit from function prototypes and inline functions.

Remove redundant inclusion of bit_spinlock.h.

Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vladimir Davydov 2014-08-08 14:19:26 -07:00 • committed by Linus Torvalds
commit 434584fe68
1 changed files with 11 additions and 11 deletions
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22
include/linux/page_cgroup.h
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@ -12,8 +12,10 @@ enum {
#ifndef __GENERATING_BOUNDS_H #ifndef __GENERATING_BOUNDS_H
#include <generated/bounds.h> #include <generated/bounds.h>
struct pglist_data;
#ifdef CONFIG_MEMCG #ifdef CONFIG_MEMCG
#include <linux/bit_spinlock.h> struct mem_cgroup;
/* /*
* Page Cgroup can be considered as an extended mem_map. * Page Cgroup can be considered as an extended mem_map.
@ -27,16 +29,16 @@ struct page_cgroup {
struct mem_cgroup *mem_cgroup; struct mem_cgroup *mem_cgroup;
}; };
void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat); extern void pgdat_page_cgroup_init(struct pglist_data *pgdat);
#ifdef CONFIG_SPARSEMEM #ifdef CONFIG_SPARSEMEM
static inline void __init page_cgroup_init_flatmem(void) static inline void page_cgroup_init_flatmem(void)
{ {
} }
extern void __init page_cgroup_init(void); extern void page_cgroup_init(void);
#else #else
void __init page_cgroup_init_flatmem(void); extern void page_cgroup_init_flatmem(void);
static inline void __init page_cgroup_init(void) static inline void page_cgroup_init(void)
{ {
} }
#endif #endif
@ -48,11 +50,10 @@ static inline int PageCgroupUsed(struct page_cgroup *pc)
{ {
return !!(pc->flags & PCG_USED); return !!(pc->flags & PCG_USED);
} }
#else /* !CONFIG_MEMCG */
#else /* CONFIG_MEMCG */
struct page_cgroup; struct page_cgroup;
static inline void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat) static inline void pgdat_page_cgroup_init(struct pglist_data *pgdat)
{ {
} }
@ -65,10 +66,9 @@ static inline void page_cgroup_init(void)
{ {
} }
static inline void __init page_cgroup_init_flatmem(void) static inline void page_cgroup_init_flatmem(void)
{ {
} }
#endif /* CONFIG_MEMCG */ #endif /* CONFIG_MEMCG */
#include <linux/swap.h> #include <linux/swap.h>